Packer assembly with multi-material inserts for blowout preventer
US10233715B2 · kind B2 · utility
4Cited by
9References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 25, 2016 |
| Grant date | Mar 19, 2019 |
| Priority date | — |
| Expiry date | Dec 29, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A blowout preventer (“BOP”) for sealing against an object includes a housing comprising a bore extending through the housing with the object being extendable through the bore. The BOP further includes a packer assembly movably positioned within the housing and configured to form a seal within the housing. The packer assembly includes a body comprising an elastomeric material and an insert at least partially positioned within the body. The insert comprises a harder material section and a softer material section with respect to the harder material section and configured to deform against the object.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.